<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <input type="text" v-model="message" placeholder="输入...林宝">
        <p>
            输入的内容为: 
            {{ message }}
            <br>
            双向绑定特点：实时将内容渲染于视图中
        </p>
    </div>
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
    <script>
        let app = new Vue({
            el: '#app',
            data(){
                return {
                    message: ''
                }
            }
        })
    </script>
</body>
</html>